Dental cuspidor



o. H'. AND A. F. -PIEPUL DENTAL CUSPIDOR. v

APPucATloN' FILED MAY 2, 191.9.-

Patented May 10, 1921.

30 i *l l ,meansfor- 'securing ,thein' in engagement ',oscnnn. vrinrnianiyn ALPHONSE r. rriiriiaxor Recuperare., Niiwlyomg'; sqjy nnn'ranciisriinon To` all whom t may concern.'

` i .Be itknown that we, OQOAR Pinnen' andALifrioNsn Tr. Pinriin, bothnof Rochester,

. inthe couiitvof Monroe and State of New .Yorinliavefinvented certain new and useful Improvements in :Dental Cuspidors; .and we do hereby declare thereiiewing to be a fun,

clear, andfexaet.description ofthesanie,

reference being had to :the accompanying drmfvinga` forming Aa part yof rthis specification,`and tothe reference-numerals marked thereon.y

Oulpfresent has .forgits object` yto, provide va'cuspidor fixture of the typev Vi5 used by" dentists which is adapted tok be mounted or ,arranged in proximity to the M :dental operating chai-r and comprises a novel lnneans otrnounting the'ktlush pipe 'whereby -itnmay be utilized a'sthe support forcertain fcapablefof rotative adjustment toany dey 'siredposition about the yriin oi' the cuspidor n ofthe auxiliary devices andas such renderedA bowl..fjIn carrying `out our" invention, ywe' have provided a xture yon whichfthe cuspidorbowl 'supported which `also provides thedrainor waste pipe therefor and carries the waterilsupply pipe withwhich the iushj vpipe is connected, the point ofvunion of the twoqparts having specially constructed bearings forming broad Acooperating faces with l i wherebythe `flush pipe, without other' ineans illustrating oneembodiment of our invention; i

- ofysupport, be firmly locked in any position of "adjustment, thus permitting Vthe flush pipe to be used as they support' for such kdevices-as q the` basin, l drinking watern glass, saliva extractor and ingerbowL To these. l )and other ends the invention consists in cer-v y tain `improvements and combinations of parts, all as will be hereinafter more fully described, thek novel features `being `pointed out in the claims at the endof the specifica tion. o v In the drawings: v

Figurewl is a side elevation of a fixture n Fig. 2 is atop plan view, and

` Fig@ islan enlarged central vertical section showing the means of attaching the iiushpipe` Similiar reference nurnerals throughout the several views indicate the sainevparts.

Dental cuspidor fixtures inustbe so designed as to enable the bowl, comprising the cuspidor proper, torbe located in a fixed y' spematicaf.Lettersraient.` "patented May 10,1921;

venient reach oi the patient. `Because'of vide means "for'adjusting the auxiliary ydevices which/are necessarily located.- at the V side of the bowl whlereb they may be easily adjusted bodily into t ev mosti/convenient i `,position either to provide space that' sidel I. ofthe Loperating'chairforthelentists assistant or for the greater c,onvenienlce ofthe dentist` hiinsel.V To this"`end,we have pro'- posinon a at Siae effin@ Vdeinen; than Op Y `po'site4 that occupied bythe dentistwlienopj "erating upon `'a patient and suiliciently close` to' thechair to be at all timeswithin con! 60 o i `this,proxi'nfiity it is verydesireabletoprovided a structure 1in ,which the`"so-.called auxiliary devices may be adjusted concentrically to the riinof the cuspidor bowlfand `the structure asa vwhole simplified mounting these partson the flush' pipe. y"

In the illustratiornwe` have shown the f euspidor having a` circularriin andv provided withV a central ldrain imounted on a l support in the forni` of a'holl'ow yari'iiv which preferably i'orinstlie'waste vrpipeand has the upwardly opening endL in whichv the'v bowli's seated andsecured bythe collar 3L c is'located centrallyof the 'rimof thebowl,

en as iowersicie, the Suppeift-ispievidai 'f withy the 4water discharge openingen which f thefwaterbeing conducted to',l the opening v by'a pipe ,5 andits flow controlledv byafsuit-f "The Hush pipe 7 discharges atfits l. 'i

enhthrough one or more nozzles 8,-into theV7 .90,

cuspidor*andV frein this'mpointfleads down` I 5 wardly and inwardly beneathfthe supportM andinto coniinunicatioiiwith thefdi'scharge opening 4. Onthe upper endv ofthe pipe` there inay be mounted anyof the usual auxgef iliary devices, those shown beingfthe Vbasiny .9 and the glass-10'.` n Y i At the point :where the ushpipe is attachedto the support, suitable bearing `faces V are provided which are of sufiicient diameter `and breadthto enable the pipe to beheldrv securely in its vertical position whether it is locked rigidly orrnerely held; sufliciently tightto prevent leaking at the joint and yetV capable of Vbeing shifted from one position of adjustment to another,y ln the present illustration,the bearingsare lshown as com-y prising a nip-ple 15 projectingdownwardlyv v `frointhe support having an interior conical;r y

n head 18.0n the lower end of the y-ushflziipe having an annularshoulder 1,9, whichfabuts surface 16 and a horizontal face 17 anda I'the face 1.7, and a conical ortion QOfitting ne .of thesetwo ranging these VAparts is to make the `nipple Y separate from the supporty and secure 1t 1n l position thereon by' screw threads `21inf vwhich eventthe nipple canb'e provided-,with

. partsy'the pipe will always be held upright andfmay beY easily clampedrigidly in any the shoulder 22 for supportingthenut 2,3 and the head 18v willbe threaded to .cooperate with the interior Vthreaded portion ofthe nut. ABy loosening the nut, the flush `pipe may be adjustedto any desired position around ,the periphery of the bowl and, by

reason of the broadfengaging surfaces of the desired position.

'fWe claim* as our invention v I rim and provided with adischarge opening, i agsupport forthehbowl and a fluid supply pipe having a discharge end on the support disposed centrally; of thel rimfof the bowl',

4 of afflush pipe discharging into the bowlat its. uppergend andfextending downwardly therefrom and at its lower end communicating with thefdi'schargel end of the supply,-

pipe, abasin carried by saidYV flush f1pi `e, said supportaiid .lower end'of the usy y having` bearing faces coperating tosupport the {iiushy pipe and basin'and means forsecuringthe lush" pipe tol the support to hold. said faces in engagement.; f

Y VV2.511,1l ,ai cuspidor ixture,fthe combination With abowl-,having a substantially circular Y rim"andprovided v'with a discharge opening, v ,40

a'supportforithe bowl and a fluidsup-ply pipethavinga Vdischarge end on'the support disposed'centrally ofthe rim of the bowlmV of`v a flush pipe discharging into the bowl' lat, its upperend and extending downwardly l, i-,herefrom' and at its lower end communicat- 1 pire pipe, a basincarried bylsaid flush pipe and discharging into` said cuspidorlsaid support and lower endof the flushV pipe having circular bearing faces coperating to `support the iiushv pipe and basin and permit rotative bowl and means-fior securing the flush pipe to thesupport to clamp said surfaces in en;` t

gagenient. r 3,; na cuspidor fixture, the combination 'ing with the discharge-end' of the supply v,adjustment thereof around the :rim 'ofthe x bowl andcommunicating with theopening therein and alsolprovided 'with a downwardly Vopening iiuid supply passa e dis? posed centrally ofthe bowl; of a flus l: pipe A for thejlatter discharging thereinto lat its? -V upper'en'd and having itslower end com- 65 1. In a cuspidor fixture, ythe combination with abowl having a substantially circulanVv municat-ingrwith f said supplypassage, al basin supported by said flush pipe,V said lsupoing ltozloclr said faces in"engagement,`

' 4. Ina cuspidor fixture, the 'combination provided with ak conduitE throughv said'` sup` port, a passageway within said'support, a

flush pipedisposed:` close; .beside the bowl in communication with saidgpassagewwgani adapted to discharge vintov the. bowl, `a basin bearing between vsaid'support andiiushfpipe carrying the flush` pipe and basinV Vand adaptedftof permitinovementofsaidf'basin Y abouttliefedgeof the bowl., s f Y c L OSCAR H.PIEPER:

with a bowlhaving a liquid discharg'eopen-l, 'ina .0f a Support thefefQr-'Cemmuniwtiils 1 withthendischarge openinglin saidbowl@ and 

